Webdifferent N as a function of Yf for the rotational-isomeric chain on a tetrahedral lattice. The parameters in the statistical weight matrix are (J = 0.543 and co = 0.088. The WebSummary: Over the quarter century since the publication of Flory's classic Statistical Mechanics of Chain Molecules, the rotational isomeric state model for averaging conformation-dependent properties of macromolecules has become a popular tool of polymer chemists, and it has been improved and refined in numerous important ways. …
Rotational Isomeric State Models in Macromolecular Systems
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Implantable PEEK Polymers: A Decade of Progress in Spine
WebApr 20, 2024 · The rotational isomeric state (RIS) calculations on PCL led to the characteristic ratios (4.1–4.5) that agree with those estimated experimentally from the Stockmayer–Fixman plots. Periodic density functional theory calculations on PCL crystals yielded the optimum structures and Young's moduli in the a -, b -, and c (fiber)-axis … WebThe rotational isomeric state model provides a direct map between calculation of polymer conformations and the familiar 1D Ising model. In this frame, we consider the energy of … WebNov 1, 2007 · Abstract. Since the 1980s, polyaryletherketones (PAEKs) have been increasingly employed as biomaterials for trauma, orthopedic, and spinal implants. We … hostel 2 bathtub